Title: Ceric Fluoride
CAS Registry Number: 10060-10-3
Molecular Formula: CeF4
Molecular Weight: 216.11
Percent Composition: Ce 64.84%, F 35.16%
Literature References: Prepd from CeF3 and F2: Klemm, Henkel, Z. Anorg. Allg. Chem. 220, 181 (1934); von Wartenberg, ibid. 244, 343 (1940); Kwasnik in Handbook of Preparative Inorganic Chemistry vol. 1, G. Brauer, Ed. (Academic Press, New York, 2nd ed., 1963) pp 247-248; from CeO2 and F2: Asker, Wylie, Aust. J. Chem. 18, 959 (1965).
Properties: Minute crystals, d 4.77. mp >650°. Practically insol in water; very slowly hydrolyzed by cold water. Thermally stable below 550°. May be reduced to CeF3 by H2 at 300°.
Melting point: mp >650°
Density: d 4.77
Derivative Type: Monohydrate
Properties: White powder. Sol in acids.
Use: Fluorinating agent. |